In the aftermath of the election of Donald Trump as President of the United States, many of us are searching for an explanation for what happened. “Why are our politics so divisive? This is not the America I know!” This is a worthy question, but I don’t think anyone has really nailed it yet. This year, I’ve heard many political reform suggestions, including some that I support: ranked choice voting and processes to prevent gerrymandering. These two reforms would tend to make our quotidian politics more moderate and post-fact campaigning a riskier strategy. But I want to focus on something...